Meningitis

Meningitis is inflammation of the meninges (pia/arachnoid) surrounding the brain and spinal cord. Causes: viral (aseptic), bacterial (purulent), fungal, tuberculous, and chemical. Clinical: fever, headache, neck stiffness, photophobia, vomiting, and altered mental status. Diagnosis by lumbar puncture/CSF analysis. Treatment: etiology-specific (antibiotics/antivirals/antifungals/anti-TB) plus supportive care; bacterial meningitis is a medical emergency.

Common Symptoms

Fever; headache; neck stiffness; photophobia; vomiting; altered mental status; rash depending on cause

Causes and Pathogenesis

Infectious agents (virus/bacteria/fungus/TB) or chemical irritation reach the subarachnoid space, causing meningeal inflammation.

Treatment

Etiology-specific therapy (antibiotics/antivirals/antifungals/anti-TB); supportive care; treat complications

Preventive Measures

Vaccination; prompt treatment; hygiene; chemoprophylaxis for contacts.

Department to Visit

It is recommended to visit the Neurology department; an appointment can be booked on this platform before the visit.

Warm reminder: The above information is for health science reference only and cannot replace professional medical diagnosis. If you have related symptoms, please seek medical attention at a regular hospital promptly.